CHICAGO (AP) — CHICAGO (AP) — Gatx Corp. (GATX) on Thursday reported earnings of $85.5 million in its first quarter. The Chicago-based company said it had profit of $2.35 per share. The equipment finance company posted revenue of $583.7 million in the period. Gatx expects full-year earnings in the range of $9.50 to $10.10 per share. _____ This story was generated by Automated Insights (http://automatedinsights.com/ap) using data from Zacks Inves…